In this section, we will be interested in all the aspects of the use of the stamp 0,50F Marianne de Béquet during its validity period. This section will be cut into three parts:

• Postal services in the domestic regime
   
  • Evolution of mail rates during the validity period of the stamp 0,50F Marianne de Béquet;
     
  • Mail sent from D.O.M. (French overseas departments) and T.O.M. (French overseas territories) to France, D.O.M. and T.O.M.;
     
  • Postal services concerning the routing of mail:
     
    • Letters, non urgent covers, postcards and parcels;
       
    • Registered mails;
       
    • Mailing with declared value;
       
    • Distribution by special delivery (or EXPRÈS delivery);
       
    • Pneumatics service;
       
    • “hors sac” mailing;
       
    • Mailing by diplomatic bag;
       
    • Mailing of printed matters, newspapers, periodic papers, bookshop;
       
    • Routing of mail during strikes;
       
    • Mail redirection;
       
    • Customs charge;
       
    • Mailing of audio magazines;
       
    • Mailing of electoral printed matters;
       
    • Mailing of cadastral booklets;
       
    • Mailing of samples;
       
    • The " VILLEXPRESS " service.
       
  • Services offered by La Poste and using postage stamps
     
    • Poste restante services;
       
    • Financial services (home cashing, cash on delivery, accelerated transfer of postal checks);
       
    • Postage control;
       
    • Customs;
       
    • Complaints, sending of tickets;
       
    • French dead letter office;
       
    • Telegraphic transfer.
       
• Postal services in the international regime
   
• Marcophily
   
  Marcophily is the study of postmarks and meter markings that can be found on envelopes. The field of marcophily is vast and it is excluded to present here a comprehensive survey. We will follow the following outline:
   
  • Post offices
     
    • Full service post offices;
       
    • Sub post offices;
       
    • Mail agencies;
       
    • Post office annexes;
       
    • Offices not open to the public;
       
    • Official offices.
       
  • Postal sorting stations
     
  • Railroad post offices.
     
  • Maritime post offices.
     
  • Police stations.
     
  • Internal administrative departments of the Post office.
     
  • Other postmarks.
     
  • Non stamping postal marks.
     
  • Automatic sorting tags.
     
    • Mechanical sorting tags ( MTM in french);
       
    • Electronic sorting tags ( MTE in french).
       
  • taxation.
     
    • Taxed covers;
       
    • Poste restante services;
       
    • Customs;
       
    • Complaints;
       
  • Miscellaneous